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Pro乂神手 發表於 29-8-2012 20:59:12

回復 315680# anthony0222


   我好細架啵:dizzy:

m88 發表於 29-8-2012 21:00:21

我有答案但無steps X_X
anthony0222 發表於 29-8-2012 20:57 http://www.nakuz.com/bbs/images/common/back.gif


    Let x be the number of boys.

(xC10)/(16C10)=3/364

將16C10X3/364

xC10=66

onj就將xC10變做 x!/10!(x-10)!計

省時間就係咁禁機，之後會禁到12C10=66

anthony0222 發表於 29-8-2012 21:00:27

回復anthony0222


   我好細架啵
Pro乂神手 發表於 29-8-2012 20:59 http://www.nakuz.com/bbs/images/common/back.gif


    有幾細...?

Pro乂神手 發表於 29-8-2012 21:00:54

回復 315685# anthony0222


   中三:$

anthony0222 發表於 29-8-2012 21:01:38

Let x be the number of boys.

(xC10)/(16C10)=3/364

將16C10X3/364

xC10=66

onj就將xC10變做 x ...
m88 發表於 29-8-2012 21:00 http://www.nakuz.com/bbs/images/common/back.gif

wow thx m88><!

oscartsecn 發表於 29-8-2012 21:01:40

你又一樣form5...O_O?
anthony0222 發表於 29-8-2012 20:53 http://www.nakuz.com/bbs/images/common/back.gif


    UM..本身升F5.上年留左

anthony0222 發表於 29-8-2012 21:02:19

回復anthony0222


   中三
Pro乂神手 發表於 29-8-2012 21:00 http://www.nakuz.com/bbs/images/common/back.gif


    點解我唔知既=口=

m88 發表於 29-8-2012 21:02:45

wow thx m88>
anthony0222 發表於 29-8-2012 21:01 http://www.nakuz.com/bbs/images/common/back.gif


    我好似都無咩點做E類題型。個答案係唔係真係岩ga?

Pro乂神手 發表於 29-8-2012 21:03:13

回復 315689# anthony0222


   同你唔熟:P

anthony0222 發表於 29-8-2012 21:03:28

UM..本身升F5.上年留左
oscartsecn 發表於 29-8-2012 21:01 http://www.nakuz.com/bbs/images/common/back.gif

即係依家F4/F5/F6= =??
有d load唔到:L
maths功課終於做好X_X

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